46539839 has 4 divisors (see below), whose sum is σ = 46966920. Its totient is φ = 46112760.

The previous prime is 46539817. The next prime is 46539847. The reversal of 46539839 is 93893564.

46539839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46539839 is a prime.

It is a super-2 number, since 2×46539839² = 4331913228291842, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46539793 and 46539802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46539869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213377 + ... + 213594.

It is an arithmetic number, because the mean of its divisors is an integer number (11741730).

Almost surely, 2^46539839 is an apocalyptic number.

46539839 is a deficient number, since it is larger than the sum of its proper divisors (427081).

46539839 is a wasteful number, since it uses less digits than its factorization.

46539839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427080.

The product of its digits is 699840, while the sum is 47.

The square root of 46539839 is about 6822.0113602954. The cubic root of 46539839 is about 359.7009837015.

It can be divided in two parts, 465 and 39839, that added together give a palindrome (40304).

The spelling of 46539839 in words is "forty-six million, five hundred thirty-nine thousand, eight hundred thirty-nine".